|Key to families and subfamilies of crickets.|
This subfamily, which is small and largely tropical, is represented in the United States by a single species, Trigonidomimus belfragei. There are four other species in the genus, but none of these occurs north of Panama.
Caudell AN. 1912. A new genus and species of Gryllidae from Texas. Proc. Entomol. Soc. Wash. 14: 187-189.
Hebard M. 1932. New species and records of Mexican Orthoptera. Trans. Am. Entomol. Soc. 58: 201-371.
Walker, TJ. 1997. Chapter 27. Pentacentrinae: anomalous crickets (prepared for Handbook of Crickets and Katydids, an inactive project).